HDMI Control I2C Bus

VEK280 Evaluation Board User Guide (UG1612)

Document ID
UG1612
Release Date
2024-01-31
Revision
1.1 English

The HDMI_CTL I2C bus connects the XCVE2802 U1 bank 702 to two HDMI TDMS1204 redrivers (U335, U364), a M24128 128-Kbit EDID Serial EEPROM (U364), and a Renesas 8T49N241 FemtoClock NG Universal Frequency Translator (U362). See the VEK280 evaluation board schematic pages 3, 44, 45, and 46 for more information. The following table lists the control I2C bus devices and addresses.

Table 1. HDMI Control I2C Bus
Ref. Des. I2C Devices I2C Address
U335 TDMS1204 HDMI TX redriver 0x5E
U344 TDMS1204 HDMI RX redriver 0x5B
U362 8T49N241-994 FemtoClock 0x6C
U364 M24128 EEPROM 0x50

The HDMI video and control I/O block diagram is shown in the following figure.

Figure 1. HDMI Video and Control I/O Block Diagram